Using the Continuous Electron Beam Accelerator Facility (CEBAF), researchers have demonstrated a method to produce polarized positrons from spinning electrons. This technique could enable new research in advanced materials and offer a new avenue for producing polarized positron beams for proposed experiments. The team successfully tran...
A global study by TGen found six new species of Histoplasma fungus, linked to bat evolution, which causes histoplasmosis and poses a deadly risk to HIV and other immunocompromised patients. The disease is known for its high mortality rate in Latin America and is becoming more frequent globally.
In a study on colonial orb-weaving spider Cyrtophora citricola, researchers found that males were twice as likely to mate with well-fed females, suggesting they are choosier due to high mortality rates. Females ate over 80% of their mates, implying cannibalism may promote male mate choice.
Researchers have discovered three new compounds that inhibit insulin-regulated aminopeptidase (IRAP), showing promise in improving cognitive functions in animal models. The inhibitors block human IRAP at low concentrations with rapid reversibility.
Researchers at the Buck Institute identified a new target for treating sporadic Parkinson's disease, which accounts for 95% of all cases. The study showed that increasing PGC-1alpha expression restored mitochondrial function and prevented degeneration of dopaminergic neurons.
The Journal of Cognitive Enhancement will investigate how social cognitive processes can be enhanced through various methods, including meditation, video games, and cognitive training. Research in this area aims to delay cognitive decline in the elderly, reducing welfare costs and improving overall quality of life.
Researchers at RIKEN discovered that acrolein can combine with polyamines to form substances that prevent the aggregation of amyloid-beta peptides, a process linked to Alzheimer's disease. The findings suggest that acrolein may have an anti-fibrillation effect, potentially influencing the progression of neurological disorders.
A recent study highlights the emotional labor required of collegiate student-athletes, leaving them feeling powerless, frustrated, and nervous. The study emphasizes the need for universities to prepare their student-athletes with communication skills to address this pressure.
A new study found that viral infections during pregnancy can lead to abnormal fetal brain development, increasing the risk of conditions like autism and schizophrenia. By manipulating serotonin levels, researchers were able to normalize fetal forebrain development and reduce this risk.
A new study published in Scientific Reports found that smaller groups with longer memories are more likely to evolve cooperative strategies. This suggests that human societies' powerful memory capacity may have fed our ability to cooperate.
A two-year clinical study found that CD34+ cells significantly reduced angina frequency in patients resistant to other therapies. The treatment demonstrated persistent improvement in angina and a trend towards decreasing major cardiac events, offering new treatment options for 'no option' patients.
A study found that mentioning politics in environmental issue messages can deter people from supporting pro-science projects. Even those with more knowledge about the issue were less likely to back solutions when framed around global warming terminology.
A recent study published in Frontiers in Genetics found that black men with more genetic variants descended from West Africa tend to have a lower waist circumference and waist-hip ratio, indicating less central adiposity. This suggests that certain genes may provide partial protection against obesity.
A meta-analytic review found that lenient return policies increase purchases more than they increase returns. Retailers may benefit from creating complex return policies varying along multiple dimensions to balance these concerns.
The National Institutes of Health has awarded Brown University a five-year, $11.5 million grant to expand its research in computational biology. The new Center of Biomedical Research Excellence (COBRE) will support early career faculty members as they tackle genomics underlying diseases such as cancer and preeclampsia. Researchers will...
A recent study by the University of Vermont found that irrigation systems in wine-producing regions of New Zealand led farmers to perceive their local area as cooler and wetter than it actually is. This misperception can slow efforts to address climate change, according to the research.
A six-week online training course called GET.ON has been shown to reduce the risk of developing depression in people at increased risk. The study found that 27% of those who completed the course developed depression, compared to 41% of those who did not receive the training.
A new study using optogenetics has increased long-term memory in mice with fear disorders, such as phobias and post-traumatic stress disorder. The technique, tested in two mouse populations, improved memory recall and reduced fear responses, offering potential therapeutic targets for these conditions.
Scientists have discovered a single genetic mutation that causes multiple sclerosis in two-thirds of those affected, providing a potential target for therapies. The mutation leads to a defective protein that disrupts communication between the brain and body, resulting in vision problems, muscle weakness, and cognitive impairments.
African American men with high West African genetic ancestry have lower waist circumference and waist-hip ratio, indicating reduced central adiposity. In contrast, African American women do not show a similar association, suggesting that genes from West Africa may offer protection against obesity in men but not women.
Two studies found that a high-sensitivity cardiac troponin I assay can accurately diagnose or rule out heart attacks in patients with chest pain. The tests identified 19% of patients as potentially suitable for immediate discharge and had high diagnostic performance in excluding heart attacks. A new algorithm using this test showed rap...
The Global Names project enables the rapid indexing of content using scientific names, improving the discovery of small data. The study found that name-matching was improved to almost 85% with simplified or canonical versions of names.
A recent Iowa State University study found that employers prioritize oral communication skills in new college graduates, ranking them above other forms of communication. The study suggests that colleges should adopt a multimodal teaching approach to prepare students for various job requirements.
Regulation of localized sea turtle bycatch in the Hawaii longline swordfish fishery led to increased total sea turtle bycatch in the surrounding area. The study found that without such regulation, sea turtle bycatch would be 11% lower than actual counts.
Saarland University's IT security team, saarsec, won the top European prize in an international competition that tested their skills in finding vulnerabilities and defending against cyber attacks. The team, comprising students with varying levels of education and expertise, demonstrated exceptional knowledge of IT security and encryption.
Incorporating laboratory mice that are old and obese into immunotherapy treatments for cancer can hasten therapeutic breakthroughs. The use of young, healthy mice is often preferred, but this approach may not accurately reflect the human immune system's response to treatment.
Researchers from RIKEN Quantitative Biology Center create a new type of electricity generator based on the electric organs of torpedoes, achieving peak voltages and currents comparable to conventional systems. The breakthrough could lead to a future high-efficiency power generator that uses ATP directly.
A UCL study found that the habenula, a region that responds to bad experiences, functions abnormally in people with depression. In healthy adults, this region activates when expecting aversive events, but in depressed individuals, it decreases activation. The study suggests the theory on the habenula's role in depression needs rethinking.
A study of 574 patients undergoing knee or hip replacement surgery found that 30% were taking opioids prior to surgery, with 35% continuing to take them six months later. High-dose opioids and higher pain scores on the day of surgery were associated with persistent opioid use.
Researchers at Georgia State University discover the molecular basis of human diseases resulting from CaSR mutations, potentially leading to new therapies for hypocalcemia and Alzheimer's disease. The study also identifies a small molecule as a lead compound for CaSR regulators.
PhD candidate Gwendolyn Eadie has developed a method to estimate the mass of the Milky Way using globular cluster velocities. This approach predicts the mass contained within any distance from the center of the galaxy, providing new insights into the dark matter component.
A new MU program trains primary care providers to screen and manage autism spectrum disorders, improving confidence and utilization of resources. Early diagnosis is critical for children with autism, and the program aims to reduce disparities for rural and underserved children.
A meta-analysis of 39 studies found that one in ten youths treated with an antipsychotic have autism spectrum disorder or intellectual disability. The study suggests that more youths with autism or intellectual disability have received antipsychotics, raising concerns over their efficacy and potential side effects.
A large study published in The BMJ reveals that women with migraines are at a higher risk of developing cardiovascular diseases such as heart attacks and strokes. Migraine has been consistently linked to an increased risk of stroke, but few studies have shown an association with cardiovascular disease and mortality.
Researchers found that a specific type of calcium-based signal regulates the production of immune cells that drive and ramp down the body's massive reaction to invading organisms. The study suggests that fine-tuning calcium signals may enhance immune responses to influenza vaccines and treat chronic inflammatory and autoimmune diseases.
A study found that 63% of organizations producing clinical practice guidelines received funds from biomedical companies, but these relationships were seldom disclosed. The study highlights the need for better policy management of conflicts of interest in clinical practice guidelines.
Astronomers have discovered a new 'Canarias Einstein ring', a rare and unusual phenomenon that provides insight into the composition of distant galaxies. The discovery was made using data from the Gran Telescopio CANARIAS (GTC) and offers valuable information about the structure of gravitational fields and dark matter in galaxy lenses.
Researchers at Aarhus University found that using 10% more energy for heating can save 10% on the bill while reducing carbon dioxide emission. They developed an intelligent management system to optimize building operations, predicting energy prices and environmental impact.
A surgically implanted neuroprosthesis has led to substantial improvement in walking speed and distance for a patient with limited mobility after a stroke. The device stimulates coordinated activity of hip, knee, and ankle muscles, resulting in a more symmetrical and dynamic gait.
These unique ecosystems sustain a diverse range of marine life, including tube worms, giant crabs, and mussels, which consume methane and toxic sulfide. The hydrothermal vents and seeps also release minerals and heat, creating rocks and habitat that can last for tens of thousands of years.
A type of flatworm, Schmidtea mediterranea, can provide a new model for studying rare metabolic disorders like porphyrias. Prolonged exposure to sunlight triggers the production of light-activated molecules in its skin pigment cells, leading to depigmentation and potentially aiding in the development of new treatments.
Protein ProAgio induces apoptosis in cells expressing integrin αVβ3, a receptor linked to various diseases. The study found ProAgio strongly inhibits tumor growth and prevents blood vessel formation.
A new study reveals that male sparrows can distinguish between their faithful and unfaithful partners. When paired with an unfaithful female, males provide less food for their chicks. The research suggests that males make this decision based on the partner's behavior during fertile periods rather than detecting which chicks are theirs.
Researchers at Binghamton University have developed an algorithm using Singular Spectrum Analysis (SSA) to quickly detect and locate power grid faults, providing a promising solution for authorities to remotely identify issues before they cause prolonged outages or equipment damage.
Researchers found that transplanting olfactory ensheathing cells into damaged spinal cord areas significantly improves locomotor performance. The study analyzed 49 studies and identified key factors influencing the therapeutic effect, including timing of application and surgical micro-dissection.
Researchers at the University of Nottingham have developed a new blood test that detects Mycobacteria in blood with high sensitivity. The test delivers results within 48 hours and has been shown to detect the bacterium M. bovis in cattle diagnosed with bovine tuberculosis (bTB) with high accuracy.
Researchers found that nearly half of women over 75 with stage III/IV cancer do not have surgery, while black and American Indian women are 35% less likely to receive surgery than white women. Surgical treatment is associated with a fourfold increase in survival for patients.
A study found that women who time their quit smoking with optimal days in their menstrual cycle may have better success. The researchers discovered that during the follicular phase, brain regions that help control behavior are less connected to those signaling reward, making it harder for women to resist smoking cues.
A new study by Michigan Tech engineers and sociologists reveals that leaving the electrical grid is a viable option for the majority of seasonal households (92%) and single-family owner-occupied households (65%). Solar-hybrid systems, combining solar power with cogeneration and battery storage, can overcome cloudy winter days. The stud...
Scientists from Gladstone Institutes identified salicylic acid's cancer-fighting properties by inhibiting epigenetic regulators p300 and CBP. Salicylic acid suppresses inflammation and cell growth, offering new clinical possibilities for drugs like aspirin and diflunisal.
A new study found that readmission rates after complex cancer operations are higher in hospitals serving vulnerable populations, such as those with high Medicaid patients or serving as safety nets. The study suggests that payment penalties tied to readmissions may create unintended consequences on financially strained institutions.
Researchers show that Super Mario Brothers' level completion can be constructed to be PSPACE-hard, a class of problems considered even harder than NP. This suggests that completing a difficult level in Super Mario Brothers may require an exponential amount of time and computational effort.
A team of scientists has developed an apparatus to measure the behavior of ice under various external forces. The device can be used to study both terrestrial glaciers and icy satellite bodies, providing insights into potential life-supporting oceans beneath the ice.
A new study published in Violence and Gender journal found that nearly 2 of every 5 bisexual female college students were victims of sexual assault. Greek life was identified as a strong factor linked to higher prevalence of sexual assault for most student groups.
Researchers at McLean Hospital discovered that individuals with bipolar disorder have altered somatostatin expression in the brain's amygdala, which regulates anxiety and stress response. This altered circadian function is linked to severity of depression and anxiety symptoms, providing potential neural correlates for circadian rhythm ...
A team of researchers at Washington University in St. Louis has developed the first 3D multiscale mathematical model of uterine contractions, which may aid in predicting preterm birth. The model precisely replicates the electrical activity in the uterus during a contraction using data from magnetomyography measurements.
Researchers found a slight increase in abnormal heart rhythm (arrhythmia) in children and young people with ADHD who use methylphenidate, which may trigger arrhythmia in individual patients. The benefits of the medication should be carefully weighed against its potential cardiovascular risks.
A study examining obese older adults in nursing homes found that those with higher body mass indexes were more likely to be admitted to facilities with deficiencies in care. Nearly 22% of admitted residents were obese, with morbidly obese individuals facing even greater challenges.
A new study published in Radiology found increased blood-brain barrier permeability in people with early Alzheimer's disease. The researchers used contrast-enhanced MRI to identify leakages in the BBB, which could represent a key mechanism in the early stages of the disease.
A study by University of Houston Graduate College of Social Work researchers examines the perceptions and preferences of older Latinos with advanced cancer regarding news on their diagnosis or prognosis. The investigation aims to identify culturally appropriate training for physicians and providers, promoting quality end-of-life care.